<?php

class GaAPI_Clients_V200909 extends GaAPI_Clients_Abstract {

    protected $_sandbox = 'adwords-sandbox.google.com';
    protected $_namespace = '/api/adwords/cm/v200909';

    public function getHeaders() {
        $defauHeaders = parent::getHeaders();

        # Define SOAP headers.
        $headers = '';
        $headers .= '<RequestHeader xmlns="' . $this->getNamespace() . '">';
        $headers .= '<authToken>' . $this->getApi()->getAuthToken() . '</authToken>';
        $headers .= $defauHeaders;
        $headers .= '</RequestHeader>';

        return $headers;
    }
}